diff --git a/dev/gnome/engauge-digitizer.appdata.xml b/dev/gnome/engauge-digitizer.appdata.xml
index c05ed26d..22167510 100644
--- a/dev/gnome/engauge-digitizer.appdata.xml
+++ b/dev/gnome/engauge-digitizer.appdata.xml
@@ -74,24 +74,12 @@
     <content_attribute id="money-gambling">none</content_attribute>
   </content_rating>
   <releases>
-    <release date="2018-04-01" version="10.5">
+    <release date="2018-04-01" version="10.6">
       <description>
         <ul>
-	  <li>Fix crash on export of interpolated/extrapolated log data (#254)</li>
-	  <li>Windows 10 releases (32 and 64 bit) now support import of pdf files (#253)</li>
-	  <li>Log files are disabled in releases (#246)</li>
-	  <li>Support FreeBSD and other builds (#245)</li>
+	  <li>Accomodate build for flathub</li>
 	</ul>
       </description>
     </release>
-    <release date="2017-10-10" version="10.4">
-      <description>
-        <ul>
-	  <li>Show warning message when grid line maximum is exceed (#244)</li>
-	  <li>CSV export files have double quotes on fields with internal commas (#243)</li>
-	  <li>Status bar shows all of text for right-to-left languages (#240)</li>
-	</ul>
-      </description>
-    </release>    
   </releases>
 </component>
diff --git a/dev/osx/Info_valid.plist b/dev/osx/Info_valid.plist
index 7e430b23..cad2a81c 100644
--- a/dev/osx/Info_valid.plist
+++ b/dev/osx/Info_valid.plist
@@ -13,9 +13,9 @@
 	<key>CFBundleExecutable</key>
 	<string>Engauge Digitizer</string>
 	<key>CFBundleVersion</key>
-	<string>10.5</string>
+	<string>10.6</string>
 	<key>CFBundleShortVersionString</key>
-	<string>10.5</string>
+	<string>10.6</string>
 	<key>LSApplicationCategoryType</key>
 	<string>public.app-category.utilities</string>
 	<key>CFBundleIdentifier</key>
diff --git a/dev/windows/engauge.wxs b/dev/windows/engauge.wxs
index f0f9faaa..4453688d 100644
--- a/dev/windows/engauge.wxs
+++ b/dev/windows/engauge.wxs
@@ -2,10 +2,10 @@
 <Wix xmlns='http://schemas.microsoft.com/wix/2006/wi'>
   <Product Name='Engauge Digitizer' 
            Manufacturer='Engauge Open Source Developers'
-	   Id='cbdd3b7e-61f9-4765-a927-3aee6e227bae'
+	   Id='a68f2467-9a7f-4732-9fb8-15cc9bcc0167'
 	   UpgradeCode='00A6792B-65ED-4894-A48B-B95D63C62CC6'
 	   Language='1033' Codepage='1252' 
-           Version='10.5'>
+           Version='10.6'>
     <Package Id='*' Keywords='Installer' Description="Engauge Digitizer Installer"
 	     Comments='Engauge Digitizer is available from github.com' Manufacturer='Engauge Open Source Developers'
 	     InstallerVersion='100' Languages='1033' Compressed='yes' SummaryCodepage='1252' />
diff --git a/dev/windows/engauge_64.wxs b/dev/windows/engauge_64.wxs
index acad4771..79504e32 100644
--- a/dev/windows/engauge_64.wxs
+++ b/dev/windows/engauge_64.wxs
@@ -2,10 +2,10 @@
 <Wix xmlns='http://schemas.microsoft.com/wix/2006/wi'>
   <Product Name='Engauge Digitizer' 
            Manufacturer='Engauge Open Source Developers'
-	   Id='cbdd3b7e-61f9-4765-a927-3aee6e227bae'
+	   Id='a68f2467-9a7f-4732-9fb8-15cc9bcc0167'
 	   UpgradeCode='00A6792B-65ED-4894-A48B-B95D63C62CC6'
 	   Language='1033' Codepage='1252' 
-           Version='10.5'>
+           Version='10.6'>
     <Package Id='*' Keywords='Installer' Description="Engauge Digitizer Installer"
 	     Comments='Engauge Digitizer is available from github.com' Manufacturer='Engauge Open Source Developers'
 	     InstallerVersion='300' Languages='1033' Compressed='yes' SummaryCodepage='1252' InstallScope='perMachine' Platform='x64' />
diff --git a/src/util/Version.cpp b/src/util/Version.cpp
index 741b897b..09701cf5 100644
--- a/src/util/Version.cpp
+++ b/src/util/Version.cpp
@@ -6,7 +6,7 @@
 
 #include "Version.h"
 
-const char *VERSION_NUMBER = "10.5";
+const char *VERSION_NUMBER = "10.6";
 
 QString engaugeWindowTitle()
 {